Automatic stop device for threading of knitting machine

The utility model provides a wire-passing automatic shutdown device of a braiding machine, which comprises a feeding plate, a power supply pipe and a jumping rod, the feeding plate is provided with afirst blocking rod, a second blocking rod, a fixing rod, an abutting rod and a conductive rod, the power supply pipe is arranged above the second blocking rod, the jumping rod comprises a rod body, aplastic part and a spring, and the upper end of the rod body is provided with an annular wire hole. The rod body penetrates through the plastic part, the lower end of the rod body is fixedly sleeved with the spring, the other end of the spring is fixedly sleeved with the conductive metal rod, the jumping rod is movably sleeved with the fixed rod through the plastic part, the upper end of the rod body is located between the first blocking rod and the second blocking rod, and the lower end of the rod body and the abutting rod are spaced by a certain distance. The conductive metal rod contacts and abuts against the conduc